Specs M4 Risks EBIOS RM Operational Scenario

OperationalScenario

risks.models.ebios.operational_scenario.OperationalScenario

Operational scenario: the technical breakdown of a strategic scenario describing the modus operandi against support assets. Reference prefix: EOPS.

4.4.1 Entity: OperationalScenario (Operational scenario)

Field	Type	Constraints	Description
id	UUID	PK, auto	Unique identifier
assessment_id	relation	FK -> RiskAssessment, required	Parent assessment
strategic_scenario_id	relation	FK -> StrategicScenario, required	Parent strategic scenario
reference	string	required, unique, prefix EOPS	Code (e.g. EOPS-1)
name	string	required, max 255	Title
description	text	required	Technical description
targeted_support_assets	M2M -> SupportAsset	required	Targeted support assets
gravity_level	integer	required	Severity (inherited from the parent by default)
gravity_inherited	boolean	required, default true	Indicates whether the severity is inherited
gravity_override_justification	text	optional	Justification if the severity is adjusted
likelihood_v	enum	required	V1, V2, V3, V4 (grid B, see README §2.8)
likelihood_justification	text	optional	Justification
risk_level	integer	computed	Risk level (mapped gravity x likelihood matrix)
existing_controls	text	optional	Existing technical controls
existing_measures	M2M -> Requirement	optional	Formalized measures (reuses Module 3)
consolidated_risk_id	relation	FK -> Risk, optional	Risk consolidated into the register
mitre_version	string	optional	Referenced MITRE ATT&CK version (e.g. v15.1)
criteria_snapshot	json	computed	Snapshot
created_by, created_at, updated_at	-	auto	Standard

Mapping of likelihood_v -> integer value used by the matrix: V1=1, V2=2, V3=3, V4=4.